Ning qiymatini toping

6-PROBA 27.10.2019

1. 139 ning qiymatini toping.

A) 35 B)45 C)55 D)0

2. ning oxirgi raqamini toping

A) 1 B) 2 C) 3 D) 4

3. Qandaydir sonni 180 ga bo`lganda qoldiq 159 ga teng bo`lsa, shu sonni 36 ga bo`lgandagi qoldiqni toping

A) 13 B) 14 C) 15 D) 16

4. ga bo`lgandagi qoldiqni toping.

A) 1 B) 2 C) 3 D) 4

5. Quyidagi qaysi son 3 ga qoldiqsiz bo`linadi?

A) 423815 B) 318412

C) 169563 D) 567025

6. 18, 25, 21, 35, sonlari orasida nechta o`zaro tub sonlar jufti bor ?

A) 2 B) 3 C) 4 D) 5

7. Nechta ikki xonali tub son bor?

A) 19 ta B) 21 ta C) 23 ta D) 25 ta

8. ifoda n ning nechta natural qiymatida natural son bo`ladi?

A) 3 ta B) 4 ta C) 2 ta D) 8 ta

9. va sonlari orasida maxraji 45 ga teng nechta oddiy kasr bor?

A) 13 B) 15 C) 17 D) 19

10. 25 ayirmani toping.

A) B) C) D)

11.Son o`qida -5,2 dan 3,7 birlik masofada yotgan sonlar orasida nechta butun son bor?

A) 6 ta B) 7 ta C) 8 ta D) 5 ta

12.Qaysi kasrlarni chekli o`nli kasrga aylantirib bo`lmaydi?

1) 2) 3) 4) 5)

A) 1,2,3 B) 4,5 C) 1,3,5 D) 2,4,5

13. ni hisoblang.

A) 7 B) C) 1 D) 49

14. ni hisoblang.

A) 7 B) 70 C) 1/70 D) 1/7

15.(2a-3B) -(3a-4B) +(-5a+7B) ni soddalashtiring.

A) –6a-8b B) 6a-8b C) –6a+8b D) 6a+8b

16. 5x²+9mx-2m² kvadrat uchhadni chiziqli ko`paytuvchilarga ajrating.

A) (5x+m)(x-m) B) (5x-m)(x+2m)

C) (5x+2m)(x-m) D) (5x+m)(x-m)

17. (x-y)(x²+xy+y²) ifodaning x= va y= dagi qiymatini toping.

A) B) C) D)

18. (x³+4x²+8x-5)²-3x³ ko`phad standart shaklda yozilsa, barcha koeffitsiyentlari yig`indisini toping.

A) 60 B) 61 C) 62 D) 63

19. Agar x+2y+3z=14, 2x+y+5z=19, 3x+4y+z=14 bo`lsa, x+y-z-?

A) 6 B) 4 C) 2 D) 0

20. ni soddalashtiring

A) m B) n C) mn D) 1

21. ni qisqartiring.

A) B) C) D) 1.

22.Agar a=5,2 va b=4,2bo`lsa,

ni toping.

A) 9,4 B) 9,8 C) 9,6 D) 8,4

23.a 2 bolsa, ni soddalashtiring.

A) B) C) D)

24. ifoda qiymatini toping.

A) 100 B) 46 C) 56 D) 32

25. + ni hisoblang.

A) B) 2 C) 0 D) 10.

26. ni soddalashtiring

A) B) C) D)

27. teglamani yeching.

A) ½ B) C) 1 D) 2

28. tenglama ildizi 20dan qanchaga kam?

A) 5 B) 6 C) 7 D) 8.

29. tenglamani yeching.

A) 1 B) 2,5 C) 3 D)

30. 8 (1,3x+0,25)-6,6x=3,8x+2 tenglamani yeching.

A) x R B) 1 C) 2 D)

1	2	3	4	5	6	7	8	9	10
B	C	C	A	C	B	B	A	C	A
11	12	13	14	15	16	17	18	19	20
B	A	C	B	C	B	B	B	D	D
21	22	23	24	25	26	27	28	29	30
D	D	C	B	D	C	C	A	D	A

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